It took four years, but Microsoft has finally released full-featured Office apps for the iPad. As expected, the new Word, Excel, and PowerPoint apps are free to install but require an Office 365 subscription to unlock the full set of features. Here's what you can expect.

Apple's push to bring educational tools and content to the masses continues this week with word that its iBooks Textbooks and iTunes U Course Manager will now be available in more than 50 countries throughout Asia, Europe and Latin America.